Air Quality Forecast Guidance

Displayed below are NOAA-EPA Air Quality Forecast Guidance values for
latitude: 31.76 N, longitude: 109.27 W.
Ozone concentrations are presented in parts per billion (PPB).
Public comments and suggestions are encouraged.

A FAQ page is available.
More information...
24Hr Maximum
Ending
Maximum 1 Hour Average Ozone
Concentration (PPB)*
Maximum 8 Hour Average Ozone
Concentration (PPB)*
Tomorrow
(Ending 07/14, 4Z)
61
56
*Due to grid interpolation methods, the maximum 1- and 8-hour ozone concentration values may have
values slightly higher or lower than those of the corresponding hourly ozone concentrations.

Ozone
Ending Time
1 Hour Average Ozone
Concentration (PPB)

12Z Model Run
8 Hour Average Ozone
Concentration (PPB)

12Z Model Run
Mon, 13 Jul  02 PM
49
43
Mon, 13 Jul  03 PM
53
45
Mon, 13 Jul  04 PM
56
48
Mon, 13 Jul   05 PM
57
50
Mon, 13 Jul   06 PM
60
52
Mon, 13 Jul   07 PM
61
54
Mon, 13 Jul   08 PM
55
55
Mon, 13 Jul   09 PM
54
55
Mon, 13 Jul   10 PM
49
55
Mon, 13 Jul   11 PM
40
54
Tue, 14 Jul   12 AM
32
51
Tue, 14 Jul   01 AM
32
48
Tue, 14 Jul   02 AM
31
44
Tue, 14 Jul   03 AM
32
41
Tue, 14 Jul   04 AM
30
37
Tue, 14 Jul   05 AM
32
35
Tue, 14 Jul   06 AM
27
32
Tue, 14 Jul   07 AM
30
31
Tue, 14 Jul   08 AM
35
31
Tue, 14 Jul   09 AM
36
32
Tue, 14 Jul   10 AM
34
32
Tue, 14 Jul   11 AM
35
32
Tue, 14 Jul   12 PM
41
34
Tue, 14 Jul   01 PM
43
35
Tue, 14 Jul   02 PM
45
37
Tue, 14 Jul   03 PM
44
39
Tue, 14 Jul   04 PM
44
40
Tue, 14 Jul   05 PM
43
41
Tue, 14 Jul   06 PM
44
42
Tue, 14 Jul   07 PM
44
43
Tue, 14 Jul   08 PM
42
44
Tue, 14 Jul   09 PM
43
44
Tue, 14 Jul   10 PM
43
43
Tue, 14 Jul   11 PM
35
42
Wed, 15 Jul   12 AM
28
40
Wed, 15 Jul   01 AM
23
38
Wed, 15 Jul   02 AM
20
35
Wed, 15 Jul   03 AM
29
33
Wed, 15 Jul   04 AM
29
31
Wed, 15 Jul   05 AM
21
28
Smoke
Ending Time
(Local Time)
1 Hour Surface Smoke (µg/m³)
06Z Model Run
1 Hour Column-Integrated
Smoke (µg/m³)

06Z Model Run
Mon, 13 Jul  02 PM
5
4
Mon, 13 Jul  03 PM
1
3
Mon, 13 Jul  04 PM
3
4
Mon, 13 Jul  05 PM
1
2
Mon, 13 Jul  06 PM
4
2
Mon, 13 Jul  07 PM
1
2
Mon, 13 Jul  08 PM
2
1
Mon, 13 Jul  09 PM
0
1
Mon, 13 Jul  10 PM
0
1
Mon, 13 Jul  11 PM
0
1
Tue, 14 Jul  12 AM
0
0
Tue, 14 Jul  01 AM
0
0
Tue, 14 Jul  02 AM
0
0
Tue, 14 Jul  03 AM
0
0
Tue, 14 Jul  04 AM
0
0
Tue, 14 Jul  05 AM
0
0
Tue, 14 Jul  06 AM
0
0
Tue, 14 Jul  07 AM
0
0
Tue, 14 Jul  08 AM
0
0
Tue, 14 Jul  09 AM
0
1
Tue, 14 Jul  10 AM
0
1
Tue, 14 Jul  11 AM
0
0
Tue, 14 Jul  12 PM
0
0
Tue, 14 Jul  01 PM
0
0
Tue, 14 Jul  02 PM
0
0
Tue, 14 Jul  03 PM
0
0
Tue, 14 Jul  04 PM
0
0
Tue, 14 Jul  05 PM
0
0
Tue, 14 Jul  06 PM
0
0
Tue, 14 Jul  07 PM
0
0
Tue, 14 Jul  08 PM
0
0
Tue, 14 Jul  09 PM
0
0
Tue, 14 Jul  10 PM
0
0

National Weather Service Air Quality Program Page
Environmental Protection Agency AirNow Forecast Page
Graphical Air Quality Forecast Guidance
FAQ


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